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ClinicalTrials.gov public records Last synced Jul 21, 2026, 6:48 PM EDT

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Showing 1–24 of 108 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Sex Differences Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

Sex-related Differences in the Response to the Muscle Relaxant Drug Mivacurium

NCT01906528
View directory record Official record
Conditions
Muscle Relaxation, Sex
Interventions
Mivacurium
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 10, 2014 · Synced Jul 21, 2026, 6:48 PM EDT
Completed Phase 2 Interventional Results available

Sex/Gender Differences in Risk and Resilience to PTSD; Implication of Oxytocin

NCT01963078
View directory record Official record
Conditions
PTSD
Interventions
Oxytocin, Placebo
Drug
Lead sponsor
Megan Moran-Santa Maria
Other
Eligibility
18 Years to 50 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Dec 10, 2018 · Synced Jul 21, 2026, 6:48 PM EDT
Recruiting Phase 1Phase 2 Interventional

SCORE Emerging Adult Cannabis Use & Stress

NCT05885542
View directory record Official record
Conditions
Cannabis Use Disorder
Interventions
Cannabidiol oral solution, Placebo
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 25 Years
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Nov 4, 2025 · Synced Jul 21, 2026, 6:48 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Does Circadian Misalignment Have Sex-Specific Effects on Metabolism?

NCT07441265
View directory record Official record
Conditions
Circadian Misalignment, Sex Differences
Interventions
Day shift, Night shift
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 40 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced Jul 21, 2026, 6:48 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Study to Determine Racial and Gender Differences in Platelet Aggregation

NCT00233428
View directory record Official record
Conditions
Platelet Aggregation
Interventions
Blood Draw
Procedure
Lead sponsor
Texas Tech University Health Sciences Center
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated May 11, 2015 · Synced Jul 21, 2026, 6:48 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Adolescent Changes in Brain and Behavior in Boys and Girls With ADHD

NCT05927506
View directory record Official record
Conditions
ADHD, Attention Deficit Hyperactivity Disorder
Interventions
Other
Behavioral
Lead sponsor
Hugo W. Moser Research Institute at Kennedy Krieger, Inc.
Other
Eligibility
12 Years to 17 Years
Enrollment
312 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 19, 2025 · Synced Jul 21, 2026, 6:48 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Hormones and Reduction in Co-users of Marijuana and Nicotine

NCT02579421
View directory record Official record
Conditions
Marijuana Dependence
Interventions
Progesterone, placebo
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 60 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 25, 2020 · Synced Jul 21, 2026, 6:48 PM EDT
Completed No phase listed Observational

Goals of Care Discussions for Hospitalized Patients With Advanced Cancer

NCT01991015
View directory record Official record
Conditions
Metastatic Cancer
Interventions
Not listed
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 8, 2015 · Synced Jul 21, 2026, 6:48 PM EDT
Completed No phase listed Observational

Pharmacokinetic Evaluation of Changes in Nevirapine AUC Due to Differences in Weight

NCT01335360
View directory record Official record
Conditions
HIV Infection
Interventions
Nevirapine
Drug
Lead sponsor
Western University of Health Sciences
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 13, 2011 · Synced Jul 21, 2026, 6:48 PM EDT
Completed Not applicable Interventional

The Emergency Department Stopping Elderly Accidents, Deaths and Injuries Program

NCT02167737
View directory record Official record
Conditions
Accidental Falls, Falling Injury, Other and Unspecified Fall on Same Level
Interventions
Bedside Decision Aid, Control Arm
Behavioral
Lead sponsor
Lehigh Valley Hospital
Other
Eligibility
65 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Bethlehem, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 12, 2019 · Synced Jul 21, 2026, 6:48 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Sex-related Differences in Sympathetic Vascular Transduction in the Setting of Hypoxemia

NCT05256069
View directory record Official record
Conditions
Vasodilation, Hypoxia
Interventions
Propranolol Pill, Placebo
Drug
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years to 45 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 14, 2025 · Synced Jul 21, 2026, 6:48 PM EDT
Completed Phase 4 Interventional Results available

Kaletra Sex/Gender Pharmacokinetics (PK) Study

NCT00148759
View directory record Official record
Conditions
HIV Infections
Interventions
LPV/r
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 2, 2013 · Synced Jul 21, 2026, 6:48 PM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Sex Differences in Trauma, Inflammation and Brain Function and the Implications for Treatment Efficacy in Alcohol Use Disorder

NCT06426303
View directory record Official record
Conditions
Alcohol Use Disorder
Interventions
Naltrexone
Drug
Lead sponsor
Milky Kohno
Other
Eligibility
18 Years to 60 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jul 17, 2024 · Synced Jul 21, 2026, 6:48 PM EDT
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

Cannabis Effects as a Function of Sex

NCT04385082
View directory record Official record
Conditions
Pain, Abuse, Drug
Interventions
Active Cannabis, Placebo Cannabis
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 55 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 5, 2026 · Synced Jul 21, 2026, 6:48 PM EDT
Active, not recruiting Not applicable Interventional

MBSR Mechanisms in GAD

NCT05064813
View directory record Official record
Conditions
Generalized Anxiety Disorder
Interventions
Mindfulness Based Stress Reduction MBSR Intervention, Stress Education Control Condition (SE)
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 50 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Jul 21, 2026, 6:48 PM EDT
Completed Phase 2 Interventional

A Multicenter Phase II Double-Blind Exploratory Study to Evaluate Differences Among Various Zidovudine/Didanosine Regimens on Quantitative Measures of Viral Burden in Relatively Early HIV-1 Infection

NCT00000823
View directory record Official record
Conditions
HIV Infections
Interventions
Zidovudine, Didanosine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
85 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2000
U.S. locations
22
States / cities
Birmingham, Alabama • San Francisco, California • Denver, Colorado + 12 more
Source: ClinicalTrials.gov public record
Updated Oct 27, 2021 · Synced Jul 21, 2026, 6:48 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Sex Differences in Cold-Induced Changes in Maximal Fat Oxidation

NCT07297823
View directory record Official record
Conditions
Exercise
Interventions
Cold temperature, Room Temperature
Other
Lead sponsor
Colorado State University
Other
Eligibility
18 Years to 40 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Fort Collins, Colorado
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Jul 21, 2026, 6:48 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Sex Differences in Vascular Responses to Exercise

NCT04128215
View directory record Official record
Conditions
Aging
Interventions
Control Period, Exercise Period
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
60 Years to 79 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Nov 13, 2024 · Synced Jul 21, 2026, 6:48 PM EDT
Recruiting No phase listed Observational

Gonadal Tissue Freezing for Fertility Preservation in Individuals at Risk for Ovarian Dysfunction, Premature Ovarian Insufficiency and Clinically Indicated Gonadectomy

NCT04948658
View directory record Official record
Conditions
Turner Syndrome, Post-menarcheal Adolescents, Ovarian Disfunction, Galactosemia, Variations in Sex Characteristics, Differences in Sex Development
Interventions
Not listed
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
2 Years to 35 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2030
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Jul 21, 2026, 6:48 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Sex Differences in E-Cigarette Perception

NCT07398976
View directory record Official record
Conditions
Nicotine Dependence, E-cigarette Use
Interventions
Nicotine Level 1 (0mg/ml), Nicotine Level 2 (36mg/ml), Nicotine Level 3 (59mg/ml)
Other
Lead sponsor
Yale University
Other
Eligibility
21 Years to 44 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Jul 21, 2026, 6:48 PM EDT
Completed Not applicable Interventional

Differences in Blood Levels of Lopinavir/Ritonavir in HIV Infected Men and Women

NCT00102986
View directory record Official record
Conditions
HIV Infections
Interventions
Lopinavir/ritonavir
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
116 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
28
States / cities
Los Angeles, California • Palo Alto, California • San Diego, California + 21 more
Source: ClinicalTrials.gov public record
Updated Dec 2, 2015 · Synced Jul 21, 2026, 6:48 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Fatigability and Cognitive Demand With Aging

NCT05121272
View directory record Official record
Conditions
Fatigue
Interventions
cognitive task
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 90 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Norman, Oklahoma
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Jul 21, 2026, 6:48 PM EDT
Recruiting No phase listed Observational

Sex Differences in Barriers and Participation in Physical Activity During and Following Cardiac Rehabilitation

NCT07214350
View directory record Official record
Conditions
Cardiac Rehabilitation, Heart Disease
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 2, 2025 · Synced Jul 21, 2026, 6:48 PM EDT
Withdrawn Phase 3 Interventional

Pain Assessment and Quality of Life in Back Pain Patients: Role of Milnacipran

NCT01221740
View directory record Official record
Conditions
Back Pain
Interventions
Savella
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Chestnut Hill, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Jul 21, 2026, 6:48 PM EDT